Gronk Fitness Competition Bumper Plates

Gronk Fitness Competition Bumper Plates are precision weightlifting plates designed for Olympic barbells, high-intensity training, strength training, Olympic lifts, and commercial gym use. Made from high-quality virgin rubber with a hard chrome plated steel insert, these plates deliver accurate weight, durability, and controlled low-bounce performance.

Each plate features a 450 mm diameter, strict +/- 15 gram weight tolerance, a 92 durometer rating, and a textured matte finish with bold raised lettering for a professional look and easier handling. Available in 25 lb, 35 lb, 45 lb, and 55 lb options, these competition bumper plates are built for serious lifters, athletic facilities, and home gyms that demand reliable performance.

Key Features

• High-quality virgin rubber construction helps absorb impact and protect flooring and equipment
• Low-bounce design supports controlled lifting during Olympic lifts, deadlifts, and high-intensity training
• Strict +/- 15 gram weight tolerance provides accurate loading for performance-focused strength training
• Hard chrome plated steel insert improves durability, corrosion resistance, and barbell fit
• 450 mm competition-style diameter creates consistent bar height across available plate sizes
• Textured matte finish with raised lettering delivers a premium look and easy-grip handling
• Built to withstand over 20,000 drops from 78.75 inches during drop testing

Exercises

Use Gronk Fitness Competition Bumper Plates for Olympic weightlifting, clean and jerks, snatches, deadlifts, squats, bench presses, overhead presses, rows, hip thrusts, strength circuits, and athletic power training. The low-bounce rubber design is ideal for lifts where plates may be dropped under controlled training conditions.

Who This Is For

These competition bumper plates are ideal for Olympic lifters, powerlifters, athletes, personal trainers, home gym owners, schools, performance centers, and commercial gyms that need accurate, durable, low-bounce Olympic weight plates.

Specifications

• Application: Home gym, commercial gym, Olympic weightlifting, strength training, athletic training, and high-intensity training
• Exercise Focus: Olympic lifts, deadlifts, squats, presses, power training, and full-body strength training
• Type: Competition bumper plates
• Material: High-quality virgin rubber
• Diameter: 450 mm / 17.72"
• Collar Opening: 50.40 mm +/- 0.2
• Insert Type: Steel, hard chrome plated
• Durometer: 92
• Weight Tolerance: +/- 15 grams of claimed weight
• Drop Test: 78.75" height, 6 times per minute, 20,000 total drops
• Available Weights: 25 lb, 35 lb, 45 lb, and 55 lb
• Plate Thickness: Green 25 lb: 1.16"; Yellow 35 lb: 1.65"; Blue 45 lb: 2.09"; Red 55 lb: 2.48"
• Finish: Textured matte finish with raised lettering
• Flange: Thickened hard chrome plated pure steel flange with inner and outer flanges to help minimize scuffing

Warranty

Gronk Fitness warranty coverage applies in the United States to products manufactured or distributed by Gronk Fitness under the Gronk Fitness name. The warranty covers defects in materials or workmanship under normal use during the warranty period, applies only to the original purchaser, requires proof of purchase, and excludes paint and finish.

Frequently Asked Questions

Are these competition bumper plates compatible with Olympic barbells?
Yes. Each plate has a 50.40 mm +/- 0.2 collar opening designed to fit Olympic-sized barbells securely.

What weight options are available?
Gronk Fitness Competition Bumper Plates are available in 25 lb, 35 lb, 45 lb, and 55 lb options.

How accurate are the plate weights?
These plates are manufactured with a strict +/- 15 gram weight tolerance for accurate strength training and Olympic lifting.

Are these plates low bounce?
Yes. The high-density rubber construction and 92 durometer rating provide minimal bounce for a more controlled lifting experience.

Resources

Gronk Fitness Warranty Information